Question

Two positive charges of magnitude 5.0 x 10-6 C and 6.0 x 10-6 C are separated by a distance of 0.03m. Calculate the Coulomb force between the two charges.
oobleck
still the same answer. where do you get stuck?
mary
So I used F= kq1q2/ r^2 and got 300,000 when I multiplied 9*5*6 and divided by 0.03^2. Then I Subtracted 9-6-6 for 10^-3, would the answer be 300 x 10^-3?